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            <td width="5%" class="headerCovTableHead" title="Covered + Uncovered code">Total</td>
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            <td class="headerItem">Test:</td>
            <td class="headerValue">coverage_clean.info</td>
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            <td class="headerItem">Lines:</td>
            <td class="headerCovTableEntryHi">100.0&nbsp;%</td>
            <td class="headerCovTableEntry">13</td>
            <td class="headerCovTableEntry">13</td>
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            <td class="headerValue">2025-11-25 04:45:29</td>
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            <td class="headerItem">Functions:</td>
            <td class="headerCovTableEntryHi">100.0&nbsp;%</td>
            <td class="headerCovTableEntry">5</td>
            <td class="headerCovTableEntry">5</td>
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<pre class="sourceHeading">            Line data    Source code</pre>
<pre class="source">
<span id="L1"><span class="lineNum">       1</span>              : // Guarded Allocation -*- C++ -*-</span>
<span id="L2"><span class="lineNum">       2</span>              : </span>
<span id="L3"><span class="lineNum">       3</span>              : // Copyright (C) 2014-2023 Free Software Foundation, Inc.</span>
<span id="L4"><span class="lineNum">       4</span>              : //</span>
<span id="L5"><span class="lineNum">       5</span>              : // This file is part of the GNU ISO C++ Library.  This library is free</span>
<span id="L6"><span class="lineNum">       6</span>              : // software; you can redistribute it and/or modify it under the</span>
<span id="L7"><span class="lineNum">       7</span>              : // terms of the GNU General Public License as published by the</span>
<span id="L8"><span class="lineNum">       8</span>              : // Free Software Foundation; either version 3, or (at your option)</span>
<span id="L9"><span class="lineNum">       9</span>              : // any later version.</span>
<span id="L10"><span class="lineNum">      10</span>              : </span>
<span id="L11"><span class="lineNum">      11</span>              : // This library is distributed in the hope that it will be useful,</span>
<span id="L12"><span class="lineNum">      12</span>              : // but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span id="L13"><span class="lineNum">      13</span>              : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<span id="L14"><span class="lineNum">      14</span>              : // GNU General Public License for more details.</span>
<span id="L15"><span class="lineNum">      15</span>              : </span>
<span id="L16"><span class="lineNum">      16</span>              : // Under Section 7 of GPL version 3, you are granted additional</span>
<span id="L17"><span class="lineNum">      17</span>              : // permissions described in the GCC Runtime Library Exception, version</span>
<span id="L18"><span class="lineNum">      18</span>              : // 3.1, as published by the Free Software Foundation.</span>
<span id="L19"><span class="lineNum">      19</span>              : </span>
<span id="L20"><span class="lineNum">      20</span>              : // You should have received a copy of the GNU General Public License and</span>
<span id="L21"><span class="lineNum">      21</span>              : // a copy of the GCC Runtime Library Exception along with this program;</span>
<span id="L22"><span class="lineNum">      22</span>              : // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see</span>
<span id="L23"><span class="lineNum">      23</span>              : // &lt;http://www.gnu.org/licenses/&gt;.</span>
<span id="L24"><span class="lineNum">      24</span>              : </span>
<span id="L25"><span class="lineNum">      25</span>              : /** @file bits/allocated_ptr.h</span>
<span id="L26"><span class="lineNum">      26</span>              :  *  This is an internal header file, included by other library headers.</span>
<span id="L27"><span class="lineNum">      27</span>              :  *  Do not attempt to use it directly. @headername{memory}</span>
<span id="L28"><span class="lineNum">      28</span>              :  */</span>
<span id="L29"><span class="lineNum">      29</span>              : </span>
<span id="L30"><span class="lineNum">      30</span>              : #ifndef _ALLOCATED_PTR_H</span>
<span id="L31"><span class="lineNum">      31</span>              : #define _ALLOCATED_PTR_H 1</span>
<span id="L32"><span class="lineNum">      32</span>              : </span>
<span id="L33"><span class="lineNum">      33</span>              : #if __cplusplus &lt; 201103L</span>
<span id="L34"><span class="lineNum">      34</span>              : # include &lt;bits/c++0xwarning.h&gt;</span>
<span id="L35"><span class="lineNum">      35</span>              : #else</span>
<span id="L36"><span class="lineNum">      36</span>              : # include &lt;type_traits&gt;</span>
<span id="L37"><span class="lineNum">      37</span>              : # include &lt;bits/ptr_traits.h&gt;</span>
<span id="L38"><span class="lineNum">      38</span>              : # include &lt;bits/alloc_traits.h&gt;</span>
<span id="L39"><span class="lineNum">      39</span>              : </span>
<span id="L40"><span class="lineNum">      40</span>              : namespace std _GLIBCXX_VISIBILITY(default)</span>
<span id="L41"><span class="lineNum">      41</span>              : {</span>
<span id="L42"><span class="lineNum">      42</span>              : _GLIBCXX_BEGIN_NAMESPACE_VERSION</span>
<span id="L43"><span class="lineNum">      43</span>              : /// @cond undocumented</span>
<span id="L44"><span class="lineNum">      44</span>              : </span>
<span id="L45"><span class="lineNum">      45</span>              :   /// Non-standard RAII type for managing pointers obtained from allocators.</span>
<span id="L46"><span class="lineNum">      46</span>              :   template&lt;typename _Alloc&gt;</span>
<span id="L47"><span class="lineNum">      47</span>              :     struct __allocated_ptr</span>
<span id="L48"><span class="lineNum">      48</span>              :     {</span>
<span id="L49"><span class="lineNum">      49</span>              :       using pointer = typename allocator_traits&lt;_Alloc&gt;::pointer;</span>
<span id="L50"><span class="lineNum">      50</span>              :       using value_type = typename allocator_traits&lt;_Alloc&gt;::value_type;</span>
<span id="L51"><span class="lineNum">      51</span>              : </span>
<span id="L52"><span class="lineNum">      52</span>              :       /// Take ownership of __ptr</span>
<span id="L53"><span class="lineNum">      53</span> <span class="tlaGNC tlaBgGNC">           4 :       __allocated_ptr(_Alloc&amp; __a, pointer __ptr) noexcept</span></span>
<span id="L54"><span class="lineNum">      54</span> <span class="tlaGNC">           4 :       : _M_alloc(std::__addressof(__a)), _M_ptr(__ptr)</span></span>
<span id="L55"><span class="lineNum">      55</span> <span class="tlaGNC">           4 :       { }</span></span>
<span id="L56"><span class="lineNum">      56</span>              : </span>
<span id="L57"><span class="lineNum">      57</span>              :       /// Convert __ptr to allocator's pointer type and take ownership of it</span>
<span id="L58"><span class="lineNum">      58</span>              :       template&lt;typename _Ptr,</span>
<span id="L59"><span class="lineNum">      59</span>              :                typename _Req = _Require&lt;is_same&lt;_Ptr, value_type*&gt;&gt;&gt;</span>
<span id="L60"><span class="lineNum">      60</span>              :       __allocated_ptr(_Alloc&amp; __a, _Ptr __ptr)</span>
<span id="L61"><span class="lineNum">      61</span>              :       : _M_alloc(std::__addressof(__a)),</span>
<span id="L62"><span class="lineNum">      62</span>              :         _M_ptr(pointer_traits&lt;pointer&gt;::pointer_to(*__ptr))</span>
<span id="L63"><span class="lineNum">      63</span>              :       { }</span>
<span id="L64"><span class="lineNum">      64</span>              : </span>
<span id="L65"><span class="lineNum">      65</span>              :       /// Transfer ownership of the owned pointer</span>
<span id="L66"><span class="lineNum">      66</span>              :       __allocated_ptr(__allocated_ptr&amp;&amp; __gd) noexcept</span>
<span id="L67"><span class="lineNum">      67</span>              :       : _M_alloc(__gd._M_alloc), _M_ptr(__gd._M_ptr)</span>
<span id="L68"><span class="lineNum">      68</span>              :       { __gd._M_ptr = nullptr; }</span>
<span id="L69"><span class="lineNum">      69</span>              : </span>
<span id="L70"><span class="lineNum">      70</span>              :       /// Deallocate the owned pointer</span>
<span id="L71"><span class="lineNum">      71</span> <span class="tlaGNC">           4 :       ~__allocated_ptr()</span></span>
<span id="L72"><span class="lineNum">      72</span>              :       {</span>
<span id="L73"><span class="lineNum">      73</span> <span class="tlaGNC">           4 :         if (_M_ptr != nullptr)</span></span>
<span id="L74"><span class="lineNum">      74</span> <span class="tlaGNC">           2 :           std::allocator_traits&lt;_Alloc&gt;::deallocate(*_M_alloc, _M_ptr, 1);</span></span>
<span id="L75"><span class="lineNum">      75</span> <span class="tlaGNC">           4 :       }</span></span>
<span id="L76"><span class="lineNum">      76</span>              : </span>
<span id="L77"><span class="lineNum">      77</span>              :       /// Release ownership of the owned pointer</span>
<span id="L78"><span class="lineNum">      78</span>              :       __allocated_ptr&amp;</span>
<span id="L79"><span class="lineNum">      79</span> <span class="tlaGNC">           2 :       operator=(std::nullptr_t) noexcept</span></span>
<span id="L80"><span class="lineNum">      80</span>              :       {</span>
<span id="L81"><span class="lineNum">      81</span> <span class="tlaGNC">           2 :         _M_ptr = nullptr;</span></span>
<span id="L82"><span class="lineNum">      82</span> <span class="tlaGNC">           2 :         return *this;</span></span>
<span id="L83"><span class="lineNum">      83</span>              :       }</span>
<span id="L84"><span class="lineNum">      84</span>              : </span>
<span id="L85"><span class="lineNum">      85</span>              :       /// Get the address that the owned pointer refers to.</span>
<span id="L86"><span class="lineNum">      86</span> <span class="tlaGNC">           2 :       value_type* get() { return std::__to_address(_M_ptr); }</span></span>
<span id="L87"><span class="lineNum">      87</span>              : </span>
<span id="L88"><span class="lineNum">      88</span>              :     private:</span>
<span id="L89"><span class="lineNum">      89</span>              :       _Alloc* _M_alloc;</span>
<span id="L90"><span class="lineNum">      90</span>              :       pointer _M_ptr;</span>
<span id="L91"><span class="lineNum">      91</span>              :     };</span>
<span id="L92"><span class="lineNum">      92</span>              : </span>
<span id="L93"><span class="lineNum">      93</span>              :   /// Allocate space for a single object using __a</span>
<span id="L94"><span class="lineNum">      94</span>              :   template&lt;typename _Alloc&gt;</span>
<span id="L95"><span class="lineNum">      95</span>              :     __allocated_ptr&lt;_Alloc&gt;</span>
<span id="L96"><span class="lineNum">      96</span> <span class="tlaGNC">           2 :     __allocate_guarded(_Alloc&amp; __a)</span></span>
<span id="L97"><span class="lineNum">      97</span>              :     {</span>
<span id="L98"><span class="lineNum">      98</span> <span class="tlaGNC">           2 :       return { __a, std::allocator_traits&lt;_Alloc&gt;::allocate(__a, 1) };</span></span>
<span id="L99"><span class="lineNum">      99</span>              :     }</span>
<span id="L100"><span class="lineNum">     100</span>              : </span>
<span id="L101"><span class="lineNum">     101</span>              : /// @endcond</span>
<span id="L102"><span class="lineNum">     102</span>              : _GLIBCXX_END_NAMESPACE_VERSION</span>
<span id="L103"><span class="lineNum">     103</span>              : } // namespace std</span>
<span id="L104"><span class="lineNum">     104</span>              : </span>
<span id="L105"><span class="lineNum">     105</span>              : #endif</span>
<span id="L106"><span class="lineNum">     106</span>              : #endif</span>
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